Testing & Quality
Test runners, browser automation, linters and formatters that keep vibe-coded apps honest.
Use these when you need tests, end-to-end browser automation, linting or formatting.
Ranked by vibe score
Also useful here
What are the best testing & quality repositories?
By vibe score (popularity, freshness and hygiene), the top Testing & Quality picks are microsoft/playwright (99.9k★), puppeteer/puppeteer (95.8k★), prettier/prettier (52.4k★), cypress-io/cypress (51k★), biomejs/biome (26.1k★).
When do I need testing & quality?
Use these when you need tests, end-to-end browser automation, linting or formatting.